Survival Cage Trap

Every time the equipped creature blocks or is blocked by another creature, flip a coin. If you win the flip, you can attach that creature to this card. Sacrify one of the creatures attached in this way to active one of these effects:
• Inflict damage to one target equal to the sacrified creature's Power.
• Gain life equal to the sacrified creature's Toughness.
• {b/g}{b/g}{b/g}: The equipped creature aquire all the sacrified creature's keyword abilities until the end of the next turn.
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