Creature Type ABCs

[OneAndOnly]

Einhorn Charger -- 1GW
Creature - Unicorn
Exalted
1GW: Target creature attacking alone gains indestructible until end of turn.
3/2

[dyd]

Femeref Unicorn 2w
Creature — Unicorn
Lifelink
À long as it's your turn, you, planeswalkers you control and Unicorns you control have absorb 1.
2/2

[JovialJovian]

Greater Unicorn 4GW
Creature - Unicorn
Protection from creatures with mana value 2 or less.
When Greater Unicorn dies, create a 2/2 white Unicorn creature token.
5/5

[OneAndOnly]

Horned Stallion -- 4WB
Creature - Unicorn
Simple (This creature's abilities can't be activated or triggered more than once each turn.)
Fateful Hour - Whenever you lose life, if your life total is less than five, double your life total.
Whenever you gain life, if your life total is less than five, you can't lose the game this turn.
4/4

[dyd]

Infected Unicorn 2w
Creature - Phyrexian Unicorn
Toxic 1
Whenever Infected Unicorn deals combat damage to a player, you gain life equal to the number of poison counters that player has.
2/3

[JovialJovian]

Jungle Gladekeeper RGW
Creature - Unicorn
1R: Jungle Gladekeeper gets +1/+1 and gains menace until end of turn.
1G: Jungle Gladekeeper gets +1/+1 and gains trample until end of turn.
1W: Jungle Gladekeeper gets +1/+1 and gains lifelink until end of tirn.
3/3

[lookingupanddown]

Karametra's Paragon 2GW
Enchantment Creature - Unicorn
Ward 3
Constellation — Whenever an enchantment enters the battlefield under your control, untap Karametra's Paragon. Tap target creature you don't control.
3/3

[OneAndOnly]

Lancet Steed - 3WR
Creature - Unicorn
First strike
When Lancet Steed deals combat damage to a creature, destroy all Equipment attached to that creature.
3/3

[folding_music]

Majestic Monocorn 2w
Creature - Unicorn
Lifelink
Human creatures gain Exalted and can't attack.
I knew it! They're all in awe of my beautiful mane.
2/2

[lookingupanddown]

Nullhide Unicorn 2W
Creature - Unicorn
Flash
When Nullhide Unicorn enters the battlefield, target creature gets +2/+2 and gains hexproof and indestructible until end of turn.
The beast lunged at the crying child, assured it would get a free meal. It was too late when it saw a dash of white suddenly appear in its way.
2/1

[OneAndOnly]

Obsidius Charger -- 6
Artifact Creature - Unicorn
Whenever Obsidius Charger attacks, put a charge counter on it.
Remove X charge counters from Obsidius Charger: Exile target creature with mana value X blocking Obsidius Charger.
4/3

[folding_music]

Pearled Unicorn 2023 1ww
Creature - Unicorn (U)
Inspired -- Whenever Pearled Unicorn becomes untapped, white spells cost you less to cast until end of turn.
2/3

giggle

[Henlock]

Ramosian.Unicorn 2w
creature - Unicorn Rebel (c)
Lifelink
Whenever Ramosian Unicorn attacks, anorhe target attacking creature gains lifelink until end.if turn.
2/3

[void_nothing]

Swordhorn Karkadann RGGGW
Creature - Rhino Unicorn
Double strike, trample
Prevent all damage that would be dealt to Swordhorn Karkadann by blue and/or black sources.
3/7

Spirit of Innocence 1W
Creature - Unicorn Spirit
When Spirit of Innocence enters the battlefield, create a 0/1 green Wisp enchantment creature token with "2G, Sacrifice this creature: Target creature you control gets +2/+2 until end of turn. Untap that creature."
At the beginning of each end step, if an enchantment was put into a graveyard from the battlefield this turn, you may pay 1. If you do, return Spirit of Innocence from your graveyard to your hand.
2/1

Soul Stabber 3B
Creature - Nightmare Unicorn
Flash
Soul Stabber gets +1/+1 for each multicolored permanent you control.
G, Pay 2 life: Put a hexproof counter on Soul Stabber.
W, Sacrifice another creature: Put a lifelink counter on Soul Stabber.
2/2

[OneAndOnly]

Tungstean Tetetip -- 3W
Creature - Unicorn
Whenever Tungstean Tetetip becomes equipped, gain three life and Tungstean Tetetip gains indestructible until end of turn.
3/3

[void_nothing]

Unicorn Remuda 5RW
Creature - Unicorn
Defender
Unicorn Remuda enters the battlefield with ten +1/+1 counters on it.
Whenever you attack with a nontoken creature or activate an activated ability of a nontoken creature with T in its cost, put two +1/+1 counters on Unicorn Remuda.
Unicorns you control have haste.
2, Remove two +1/+1 counters from Unicorn Remuda: Create a 2/2 white Unicorn creature token.
0/0

Ur-Unicorn WUBRG
Legendary Creature - Unicorn Avatar
Vigilance
Other creatures you control have base power and toughness 5/5.
WUBRG: Other Unicorns you control gain protection from everything until end of turn.
5/5

[folding_music]

Vinycorne 2bg
Creature - Plant Unicorn
Wrap in Brambles - : Target creature becomes a Plant in addition to its other types until end of turn.
Secretion - : Target Plant gains deathtouch until end of turn.
Bristling - : Target Plant gains first strike until end of turn.
3/3

unicorns are honestly so vanilla and it shouldn't be that way.
based on them appearing only to the innocent
I think a good unicorn ability could be "Champion a 1/1 creature"? like

Velvet Charger
Creature - Unicorn (U)
Velvet Charger may be cast as though it had flash if you pay more to cast it.
Champion the meek (Choose target creature you control with base power and toughness 1/1 and exile it. If you can't, sacrifice Velvet Charger. Return that card to the battlefield under your control when Velvet Charger leaves the battlefield.)
2/3

[Henlock]

Winged Unicorn 1ww
Creature - Unicorn Pegasus (u)
Flying, lifelink
: All damage that would be dealt to permanents you control or defend this turn is reduced by one.
2/3

[JovialJovian]

Xhun, Stallion of the Deadlands 1BGW
Legendary Creature - Unicorn (M)
Whenever a land is put into your graveyard from the battlefield, create a 2/2 white Unicorn creature token with lifelink.
Whenever another Unicorn you control dies, return target land card from your graveyard to the battlefield tapped.
1, Sacrifice a land and another Unicorn, mill three cards: Target creature gets -5/-5 until end of turn.
5/5

[Henlock]

Yoked Unicorn 1w
Creature - Unicorn (u)
Lifelink, Defender
w: Remove target attacking Vehicle that was crewed by Yoked Unicorn from combat. Exile Yoked Unicorn, the return it to the battlefield tapped and attacking. Any creature blocking that Vehicle now blocks Yoked Unicorn if able.
3/3

[lookingupanddown]

Zagoth Unicorn 1G
Creature - Unicorn Beast
Mutate 1G
Whenever this creature mutates, until end of turn, all creatures able to block it do so.
2/2

Next: Angel

[Henlock]

Avacyn's Replica 1ww
Artifact Creature - Angel Construct (u)
Flying, vigilance
When Avacyn's Replica attacks or blocks, destroy it at the end of combat.
5/5

[OneAndOnly]

Basilica Guardian -- 3WW
Creature - Angel {R}
Flying, protection from weaker creatures (Weaker creatures have lesser combined power and toughness.)
4/4

[lookingupanddown]

Crossroads Watcher 2WW
Creature - Angel Spirit
Flying, vigilance
: Put a +1/+1 counter on another target attacking or blocking creature.
3/3

[Henlock]

Death's Darling 3wb
Creature - Angel (r)
Flying, deathtouch.
: Trigger all abilities that would trigger by Death's Darling dying.
4/4