Arboretum Elemental

Elemental do Arboreto (Arboretum Elemental) (pt)

Creature - Elemental | Power/Toughness: 7 / 5 (CMC 9)
Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for or one mana of that creature's color.)
Hexproof (This creature can't be the target of spells or abilities your opponents control.)