Weston, Sparksharer

: At the beginning of your Upkeep, Weston, Sparksharer gains X Loyalty Counters, where X is equal to how many Legendary Creatures you control
-3: Search your library for a Legendary Creature and put it in your hand
-7: You may cast Legendary Creatures as if there mana cost was 0 until end of turn. Legendary Creatures spells cast this way have Haste