Card Codex

M:tG card similarity search

17 May 2024: Card library updated.

Professor's Warning

B · Instant

Choose one — • Put a +1/+1 counter on target creature. • Target creature gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)

Similar cards

Color identity:
NameManaTypeText
Neva, Stalked by Nightmares 2WBLegendary Creature — Human Noble Menace When Neva, Stalked by Nightmares enters the battlefield, return target creature or enchantment card from your graveyard to your hand. Whenever an enchantment you control is put into a graveyard from the battlefield, put a +1/+1 counter on Neva, then scry 1. 2/2
Legate Lanius, Caesar's Ace 2BRLegendary Creature — Human Soldier Decimate — When Legate Lanius enters the battlefield, each opponent sacrifices a tenth of the creatures they control, rounded up. Whenever an opponent sacrifices a creature, put a +1/+1 counter on Legate Lanius. 2/2
Searchlight Geist 2BCreature — Spirit Flying {3}{B}: Searchlight Geist gains deathtouch until end of turn. (Any amount of damage it deals to a creature is enough to destroy it.) 2/1
Kavu Monarch 2RRCreature — Kavu Kavu creatures have trample. Whenever another Kavu enters the battlefield, put a +1/+1 counter on Kavu Monarch. 3/3
Good-Fortune Unicorn 1GWCreature — Unicorn Whenever another creature enters the battlefield under your control, put a +1/+1 counter on that creature. 2/2
Inflation Station Artifact — Contraption Whenever you crank Inflation Station, target creature gets +3/+3 until end of turn.
Zombie Trailblazer BBBCreature — Zombie Scout Tap an untapped Zombie you control: Target land becomes a Swamp until end of turn. Tap an untapped Zombie you control: Target creature gains swampwalk until end of turn. (It can't be blocked as long as defending player controls a Swamp.) 2/2
Critical Hit 1RInstant Target creature gains double strike until end of turn. When you roll a natural 20, return Critical Hit from your graveyard to your hand. (A natural 20 is a roll that displays 20 on the die.)
Human-Time Lord Meta-Crisis Phenomenon When you encounter Human-Time Lord Meta-Crisis, each player chooses one or two creatures they control. Each player creates a token that's a copy of the first creature they chose, except it isn't legendary. Then each player who chose a second creature puts a number of +1/+1 counters on the token they created equal to the power of the second creature they chose. (Then planeswalk away from this phenomenon.)
Blighted Shaman 1BCreature — Human Cleric Shaman {T}, Sacrifice a Swamp: Target creature gets +1/+1 until end of turn. {T}, Sacrifice a creature: Target creature gets +2/+2 until end of turn. 1/1
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