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
Command Performance 1USorcery Choose two — • Open an Attraction. (Put the top card of your Attraction deck onto the battlefield.) • Roll to visit your Attractions. • You get {TK}{TK}. • You may put a sticker on a nonland permanent you own.
Aether Shockwave 3WInstant Choose one — • Tap all Spirits. • Tap all non-Spirit creatures.
Silumgar's Command 3UBInstant Choose two — • Counter target noncreature spell. • Return target permanent to its owner's hand. • Target creature gets -3/-3 until end of turn. • Destroy target planeswalker.
Blue Elemental Blast UInstant Choose one — • Counter target red spell. • Destroy target red permanent.
Temur Charm GURInstant Choose one — • Target creature you control gets +1/+1 until end of turn. It fights target creature you don't control. • Counter target spell unless its controller pays {3}. • Creatures with power 3 or less can't block this turn.
Ebony Charm BInstant Choose one — • Target opponent loses 1 life and you gain 1 life. • Exile up to three target cards from a single graveyard. • Target creature gains fear until end of turn. (It can't be blocked except by artifact creatures and/or black creatures.)
Twisted Reflection 1UInstant Choose one — • Target creature gets -6/-0 until end of turn. • Switch target creature's power and toughness until end of turn. Entwine {B} (Choose both if you pay the entwine cost.)
Moment of Valor 2WInstant Choose one — • Untap target creature. It gets +1/+0 and gains indestructible until end of turn. • Destroy target creature with power 4 or greater.
Reverse the Polarity 1UUInstant Choose one — • Counter all other spells. • Switch each creature's power and toughness until end of turn. • Creatures can't be blocked this turn.
Felidar Retreat 3WEnchantment Landfall — Whenever a land enters the battlefield under your control, choose one — • Create a 2/2 white Cat Beast creature token. • Put a +1/+1 counter on each creature you control. Those creatures gain vigilance until end of turn.
Page 10