MTGNexus

Rustling Canopy 1wg
Enchantment
When Rustling Canopy enters the battlefield, create two 1/1 green squirrel creature tokens.
As long as you control a squirrel, creatures can't attack you unless their controller pays 1 for each creature they control that's attacking you.
In a moment of unusual wisdom, the goblin decided to look elsewhere for lumber that day.

Next: rb artifact for burn

Bloodwitch's Knife b(b/r)r
Artifact
Whenever a spell you control deals damage to a permanent, Bloodwitch's Knife deals half that much damage rounded down to that permanent's controller.
Whenever a spell you control deals damage to a player, Bloodwitch's Knife deals half that much damage rounded down to target creature or planeswalker that player controls.
t, Sacrifice a creature with mana value X: Target instant or sorcery card in your graveyard with mana value X gains flashback x until end of turn.

Next: gu enchantment for highest power matters

Elderbough (Uncommon)
2{G/W}{G/W}
Creature - Treefolk
1/5
Reach
When Elderbough dies, create a number of 1/1 green Squirrel creature tokens equal to its power.

NEXT: WBG Toolbox

Shrewd Ambassador wbg
Creature - Human Advisor
When shrewd ambassador enters the battlefield, you may search your library for two cards with mana value 3 or less with different names and reveal them. An opponent chooses one to put into your hand, then exile the other. Shuffle your library.
"I'm sure we can come to an agreement."
1/2

Next: uw for cycling

Reagan, Hope for the Future uw
Legendary Creature - Human Knight
Whenever you cycle a card, scry 1 and put a +1/+1 counter of Reagan, Hope for the Future.
When Reagan, Hope for the Future dies, you may return target card with cycling from your graveyard to your hand.
1/1

Next: One or more cards leaves your graveyard

Rotting Graverobber 1BR
Creature - Zombie Rogue (U)
Unearth 2BR
Menace
Whenever Rotting Graverobber or another card leaves your graveyard, create a Treasure token. This ability triggers only once each turn.
3/2

Next: WB Advisors.

Corrupt Senator 1WB
Creature - Aetherborn Advisor
When Corrupt Senator or another Advisor enters the battlefield under your control, you draw a card and lose 1 life.
When Corrupt Senator or another Advisor you control dies, you gain 2 life.
1/3

Next: WU Awaken

Leyline Chronomancy WU
Instant (U)
Target permanent you control gains hexproof until end of turn. If it's a creature or land, put a +1/+1 counter on it. If you cast this spell for its awaken cost, you may return another instant or sorcery card with awaken from your graveyard to your hand.
Awaken 1WWUU

Next: BG Food

Bones of the Starved 3bg
Creature - Skeleton
Trample
At the beginning of your end step, if a creature died this turn, create a Food artifact token.
Whenever you sacrifice a food token, put a +1/+1 counter on Bones of the Starved.
4/4

Next: Metalcraft

Blood Battery 2UB
Artifact
When Blood Battery enters the battlefield, create a 1/1 colorless Thopter artifact creature token with flying.
Artifact creatures you control get +1/+0 and have lifelink.
T, Pay 7 life: Create a token that's a copy of target artifact token you control.

Next: WB Auras

Mark of Orzhova 2WB
Enchantment - Aura
Enchant creature
If you control enchanted creature, it has menace and lifelink. If you don't control enchanted creature, it can't attack or block, and its activated abilities can't be activated.
1WB: Attach Mark of Orzhova to target creature. Target player loses 1 life and you gain 1 life. Activate only as a sorcery.
The Culling Sun can lift your burdens or press down on them.

Next: RG Shaman tribal

Ashcaller Shaman 1RG
Creature - Elemental Shaman
Whenever Ashcaller Shaman or another shaman enters the battlefield under your control, creatures you control get +1/+0 and haste until end of turn.
3/2

Next: UB big spells

Dark Sea Devotee 1ub
Creature - Human Warlock
Whenever you cast a spell with mana value 5 or greater, create a 1/1 white Human creature token.
, sacrifice another creature: Add u or b.
2/3
Krakens aren't that hard to summon... as long as you use the right bait.

Next: Aggro

Marathon Messenger 4UR
Creature - Human Scout (U)
Haste, first strike
Marathon Messenger gets +2/+2 if you control four or more other creatures.
Whenever a creature you control deals combat damage to a player, draw a card.
With the gift of Keranos on his side, he outran horses, minotaur hordes, forces of nature, and the passage of time itself.
2/1

Next: BG Squirrel tribal

Treebound Food Thieves BG
Creature - Squirrel (U)
At the beginning of each players upkeep, that player creatures a food token.
Whenever a squirrel creature you control attacks, if defending player controls a food, it gets +1/+0 and gains Menace until the end of turn.
2/2

Next: UB Cephalids Tribal

Cephalid Tidelord
UB
Creature - Cephalid Noble (U)
Other Cephalid creatures you control get +1/+1.
(U/B), Discard a card, mill a card: Target Cephalid Creature you control gains Hexproof until end of turn and can't be blocked this turn.
1/3

Next: RW graveyard matters

Guiding Foxfire rw
Creature - Spirit
When Guiding Foxfire enters the battlefield, you may discard a card. If you do, draw a card.
2rw, , sacrifice Guiding Foxfire: Guiding Foxfire deals X damage to any target, where X is equal to the number of card types among cards in your graveyard. You gain X life.
2/2

Next: When you cast your second spell.

Sage of Jwar Isle 2UR
Creature — Merfolk Wizard Ally (U)
The second spell you cast each turn costs 1 less to cast.
Whenever you cast your second spell each turn, create a Treasure token.
2/4

Next: BG Phyrexians

Seething Oil 2BG
Sorcery (U)
Put a +1/+1 counter on each Phyrexian creature you control.
Put a -1/-1 counter on each non-Phyrexian creature you don't control.

Next: WB reanimator

Grim Psychopomp 1bw
Creature - Spirit
Flying
Spells you cast that target cards in your graveyard cost 2 less to cast
Spells your opponents cast that target cards in your graveyard cost 2 more to cast.
1/3

Next: ub nightmares and horrors

Hellsteed Rallier 6WB
Creature - Archon
Whenever Hellsteed Rallier attacks, defending player loses life equal to the number of creature cards in your graveyard and you gain that much life. Then you may return an Aura or Equipment card from your graveyard to the battlefield attached to Hellsteed Rallier.
Cycling {W/B}
7/5

Edit: Very sarnathed.

Bloodsneak UB
Creature - Nightmare Homunculus
Skulk, ward 1
When Bloodsneak enters the battlefield, sacrifice it unless you exile another creature you control until Bloodsneak leaves the battlefield.
Whenever a Nightmare or Horror you control leaves the battlefield, draw a card.
2/1

Next: RW stompy

Sun-Blessed Monstrosaur 4RW
Creature - Dinosaur (U)
Trample, vigilance
Whenever Sun-Blessed Monstrosaur attacks, if you attacked with creatures with total power 8 or greater, creatures you control gain first strike until end of turn.
Kinjalli and Tilonalli have chosen their first of many champions.
4/4

Next: GU Explore

Volruna, Deeproot Delver 1UG
Legendary Creature - Merfolk Warrior (U)
When Volruna, Deeproot Delver enters the battlefield, attacks, or dies, she Explores.
1/1

Next: RG kicker matters

Wildfire Seer rg
Creature - Elf Shaman
Wildfire Seer enters the battlefield with a +1/+1 counter on it.
Whenever you cast a spell, if that spell was kicked, put a +1/+1 counter on Wildfire Seer.
: Add X mana of any color, where X is equal to the number of +1/+1 counters on Wildfire Seer.
0/0

Next: wb opponent lost life this turn

Haunted Toy Factory 3bw
Artifact
t, 1bw: Each opponent loses 1 life and you gain 1 life.
At the beginning of your end step, if an opponent lost life this turn, create a 1/1 black construct horror artifact creature token, then you gain 1 life for each creature you control.
The horrors of childhood.

Next: wg for storm