Vent Sentinel [Rise of the Eldrazi] Extreme Force if you activate a Spell/Trap

if you activate a Spell/Trap Card or effect while this card is in your GY (except during the Damage Step): You can Tribute 1 Spellcaster monster

Reverse Type: Sorcery Create a 3/3 green Elephant creature token

This card gains 300 ATK for each Dragon-Type monster in your Graveyard

create a token that's a copy of that card

Vent Sentinel [Rise of the Eldrazi] Extreme Force if you activate a Spell/TrapSet: Rise of the Eldrazi Type: Creature Elemental Rarity: Common Cost: {3}{R} Defender {1}{R}, {T}: Vent Sentinel deals damage to target player or planeswalker equal to the number of creatures with defender you control. "Zendikar fortifies itself against the Great Threat, making sentries of sky, sea, and stone." *The War Diaries*