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'Lightning Helix deals 3 damage to any target and you gain 3 life.
'Warleader's Helix deals 4 damage to any target and you gain 4 life.
'Until end of turn, target creature gains "{T}: Return target nonland permanent to its owner's hand."
'Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)
Afflict 2 (Whenever this creature becomes blocked, defending player loses 2 life.)
'Assist (Another player can pay up to {6} of this spell's cost.)
When this creature enters, you may return target tapped creature to its owner's hand.
'Warleader's Helix deals 4 damage to any target and you gain 4 life.
'{X}, {T}: Tap X target lands.
'Void Helix deals 5 damage to any target and you gain 5 life.
Trainer - Item HP: 50 Play Helix Fossil as if it were a Colorless Basic Pokémon. (Helix Fossil counts as a Trainer card as well, but if Helix Fossil is...
'Enchant instant card in a graveyard Whenever you cast a sorcery spell, copy the enchanted instant card. You may cast the copy without paying its mana cost. If you do,...
'Warleader's Helix deals 4 damage to any target and you gain 4 life.
'Until end of turn, target creature gains "{T}: Return target nonland permanent to its owner's hand."