Trevenant

{g}{g}{g}{b}{b} Evolve, place Trevenant on target Phantump you control
Frisk (Opponent reveals their hand)
{b}{b}{b}{b} Hex, deals 2 damage to target creature, flip a coin, if heads, this move does +1/+0 for 2 turns
{g}{g}{g}{g} Ingrain, this card gains +1/+1