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
Ashen Reaper Creature — Zombie Elemental Menace At the beginning of your end step, put a +1/+1 counter on Ashen Reaper if a permanent was put into a graveyard from the battlefield this turn. 2/1
Frontier Warmonger 3RCreature — Human Warrior Whenever one or more creatures attack one of your opponents or a planeswalker they control, those creatures gain menace until end of turn. 4/4
Bold Plagiarist 3BCreature — Vampire Rogue Flash Whenever an opponent puts one or more counters on a creature they control, they put the same number and kind of counters on Bold Plagiarist. 2/2
Malevolent Noble 1BCreature — Human Noble {2}, Sacrifice an artifact or another creature: Put a +1/+1 counter on Malevolent Noble. 2/2
Cleopatra, Exiled Pharaoh 2BGLegendary Creature — Human Noble Allies — At the beginning of your end step, put a +1/+1 counter on each of up to two other target legendary creatures. Betrayal — Whenever a legendary creature with counters on it dies, draw a card for each counter on it. You lose 2 life. 2/4
Frostweb Spider 2GSnow Creature — Spider Reach (This creature can block creatures with flying.) Whenever Frostweb Spider blocks a creature with flying, put a +1/+1 counter on Frostweb Spider at end of combat. 1/3
Animation Module 1Artifact Whenever one or more +1/+1 counters are put on a permanent you control, you may pay {1}. If you do, create a 1/1 colorless Servo artifact creature token. {3}, {T}: Choose a counter on target permanent or player. Give that permanent or player another counter of that kind.
Untethered Express 4Artifact — Vehicle Trample Whenever Untethered Express attacks, put a +1/+1 counter on it. Crew 1 (Tap any number of creatures you control with total power 1 or more: This Vehicle becomes an artifact creature until end of turn.) 4/4
Savior of the Sleeping 2WCreature — Human Knight Vigilance Whenever an enchantment you control is put into a graveyard from the battlefield, put a +1/+1 counter on Savior of the Sleeping. 2/3
Satyr Hoplite RCreature — Satyr Soldier Heroic — Whenever you cast a spell that targets Satyr Hoplite, put a +1/+1 counter on Satyr Hoplite. 1/1
Page 206