Gargoyle Sentinel [Magic 2015] Phyrexian Elf Shaman "For each griffin wounded by

"For each griffin wounded by an arrow

Set: Time Spiral Type: Enchantment — Aura Rarity: Common Cost: {2}{U} Flash (You may cast this spell any time you could cast an instant

"Despite their bravado

Maro-Sorcerer's power and toughness are each equal to the total number of cards in all players' hands

they may cast a spell from among other cards exiled with Knowledge Pool without paying its mana cost

Gargoyle Sentinel [Magic 2015] Phyrexian Elf Shaman "For each griffin wounded bySet: Magic 2015 Type: Artifact Creature Gargoyle Rarity: Uncommon Cost: {3} Defender (This creature can't attack.) {3}: Until end of turn, Gargoyle Sentinel loses defender and gains flying. The beating of a gargoyle's wings on the air is like the cracking of stones. Intruders who rouse a gargoyle are certain to hear the cracking of bones.