MTGNexus

Twisted Currents (u/r)
Instant
Overload 2ur
Switch target creature's power and toughness until end of turn.

Mana Surge 3RR
Enchantment
Whenever a spell or ability would change the power or toughness of a creature you control, put a +1/+1 counter on that creature.

Legion's Readiness 3W
Enchantment
At the beginning of combat on each player's turn, target creature you control gets +2/+0 until end of turn, then target creature you control gets +0/+2 until end of turn. If this isn't the first time this ability has triggered this turn, those creatures gain double strike until end of turn.
R: Target creature gains haste until end of turn.

Fog of Rage (r/g)(r/w)(g/w)
Instant
Cast this spell only during combat before combat damage is dealt.
Prevent all combat damage that would be dealt this combat.
Untap all creatures that attacked this combat. After this combat phase, there is an additional combat phase.

Allayed Fears WW
Instant
You gain life equal to the amount of damage prevented this turn.
At the beginning of your postcombat main phase, if three or more creatures attacked this turn, you may pay 1W and discard a card. If you do, return Allayed Fears to your hand. Activate only if Allayed Fears was cast this turn.

Carissa's Touch -- W
Instant {C}
Prevent all combat damage that would be dealt to target creature this turn. If you gained life this turn, put a +1/+1 counter on it.

Blood-Art Adept 1R
Creature — Efreet Warrior Monk (U)
Haste
Whenever Blood-Art Adept attacks, you gain 1 life if you control a white permanent, and you put a +1/+1 counter on Blood-Art Adept if you control a blue permanent.
1/1

Meddler's Maneuvers (w/u)(w/u)
Enchantment - Aura
Enchant creature
Enchanted creature has vigilance and "Whenever this creature attacks, scry 1."
When enchanted creature dies, if it had a counter on it, return Meddler's Maneuvers to your hand.

Herobloom 1G
Enchantment
Each creature with banding and/or vigilance you control has "T: Add one mana of any color."
2GW, Put two cards from your graveyard on the bottom of your library: Create a 2/2 green and white Troll Hero creature token with banding. Activate only during your upkeep.

Safety in Numbers -- 2W
Enchantment
Whenever one or more creatures you control forms a band, put a shield counter on each creature in that band.

Collective Strength 3GW
Creature - Avatar
Collective Strength's power and toughness are each equal to the number of counters among creatures you control.
As long as you control three or more other creatures with counters on them, creatures you control have vigilance.
*/*

Fungal Surge - 3g
Sorcery
Create three 1/1 green Saproling tokens. If two or more colors were spent to cast Fungal Surge, distribute three spore counters among permanents you control. If five or more colors were spent to cast Fungal Surge, distribute five +1/+1 counters among permanents you control.

Thelonite Sporesower 2GB
Creature - Fungus Druid (R)
Ward 3
At the beginning of your upkeep, put a spore counter on each fungus you control
Remove three spore counters from a fungus you control: Create a 1/1 green Saproling token creature.
Saproling creatures and fungus creatures you control get +1/+1 for each spore counters from Thelonite Sporesower
2/3

Contagion Walker 4
Creature - Phyrexian Construct
When Contagion Walker enters the battlefield, for each opponent, put a -1/-1 counter on target creature they control.
4, : Proliferate. Until end of turn, whenever Contagion Walker deals combat damage to a player, proliferate.
2/2

Nim Scion BBB
Creature — Phyrexian Zombie Shapeshifter
Infect
Whenever another creature dies, if it had a -1/-1 counter on it, exile it with a gene counter on it.
Nim Scion has all activated abilities of each exiled card with a gene counter on it.
Deep within the wastes of Mephidross, mired in the rot of undeath, some things began to change that shouldn't have.
2/2

Archangel of the Neverbeen 3WBB
Creature - Angel Horror (M)
Flying, vigilance, ward - Pay 4 life.
When Archangle of the Neverbeen enters the battlefield, if you cast it you may exile target nonland permanent.
Archangle of the Neverbeen gets +1/+1 for each card an opponent owns in exile.
4/4

Voidblade 1WB
Artifact - Equipment
Equipped creature gets +2/+0 and gains "Whenever this creature deals combat damage to a creature, exile that creature."
When equipped creature dies, you may pay 2. If you do, exile that creature.
3WB, Discard a card: Put a creature card you control exiled with Voidblade onto the battlefield tapped.

Jotuusan Swingblade -- 1W
Creature - Human Soldier
Jotuusan Swingblade has ward 1 for each Equipment attached to it.
2/2

Replicating Dagger 3
Legendary Artifact - Equipment
Equipped creature gets +1/+0.
At the beginning of your upkeep, create an Artifact - Equipment token named "Replicated Dagger" with "Equipped creature gets +1/+0" and "Equip: 0"
Equip 1

Lodestone Chimera 5
Artifact Creature - Chimera
Trample
Lodestone Chimera's power is equal to the number of other artifacts you control.
3: Lodestone Chimera gets +2/-2 until end of turn.
At the beginning of your end step, you may attach target Equipment you control to Lodestone Chimera.
*/5

Kelkeldon Warwarlord -- RRGG
Creature - Barbarian Warrior
Kelkeldon Warwarlord's base power and toughness are each equal to the number of permanents you control.
*/*

Drogskol Deathwatch 1WW
Creature - Spirit Soldier
Double strike
Whenever Drogskol Deathwatch deals combat damage to a player, create a 1/1 white Spirit creature token with flying, then investigate.
1/1

Rustfly Infestation 1GW
Enchantment
Whenever you sacrifice one or more noncreature permanents, create a 1/1 green Insect creature token.
Rustflies would lay eggs in anything that was never alive. Sometimes they even avoided moving automatons.

Scute Queen 2GG
Creature - Insect
Trample, vigilance, ward 2, haste
When Scute Queen enters the battlefield, sacrifice it unless you sacrifice two lands.
Other Insects you control get +2/+2.
4/4

Assimilator Swarm 6
Artifact Creature - Insect Construct
Assimilator Swarm has the keyword abilities of all permanents you control.
3/3