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
Omarthis, Ghostfire Initiate XXLegendary Creature — Spirit Naga Omarthis, Ghostfire Initiate enters the battlefield with X +1/+1 counters on it. Whenever you put one or more +1/+1 counters on another colorless creature, you may put a +1/+1 counter on Omarthis. When Omarthis dies, manifest a number of cards from the top of your library equal to the number of counters on it. 0/0
Nezumi Prowler 1BArtifact Creature — Rat Ninja Ninjutsu {1}{B} ({1}{B}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.) When Nezumi Prowler enters the battlefield, target creature you control gains deathtouch and lifelink until end of turn. 3/1
Archon's Glory WInstant Bargain (You may sacrifice an artifact, enchantment, or token as you cast this spell.) Target creature gets +2/+2 until end of turn. If this spell was bargained, that creature also gains flying and lifelink until end of turn.
Wingshield Agent 2UCreature — Human Soldier Wingshield Agent enters the battlefield with a shield counter on it. (If it would be dealt damage or destroyed, remove a shield counter from it instead.) Whenever Wingshield Agent attacks, up to one other target creature gains flying until end of turn. 2/3
Stave Off WInstant Target creature gains protection from the color of your choice until end of turn.
Willowdusk, Essence Seer 1BGLegendary Creature — Dryad Druid {1}, {T}: Choose another target creature. Put a number of +1/+1 counters on it equal to the amount of life you gained this turn or the amount of life you lost this turn, whichever is greater. Activate only as a sorcery. 3/3
Predator, Flagship 5Legendary Artifact {2}: Target creature gains flying until end of turn. {5}, {T}: Destroy target creature with flying.
Savage Stomp 2GSorcery This spell costs {2} less to cast if it targets a Dinosaur you control. Put a +1/+1 counter on target creature you control. Then that creature fights target creature you don't control. (Each deals damage equal to its power to the other.)
Pixie Queen 2GGCreature — Faerie Flying {G}{G}{G}, {T}: Target creature gains flying until end of turn. 1/1
Wind Dancer 1UCreature — Faerie Flying {T}: Target creature gains flying until end of turn. 1/1
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