Mark of Sakiko
{1}{G}
Enchantment -- Aura
Enchant creature
Enchanted creature has "Whenever ~this~ deals combat damage to a player, add that much {G}. Until end of turn, you don't lose this mana as steps and phases end."
Sakiko, Mother of Summer
{4}{G}{G}
Legendary Creature -- Snake Shaman
3/3
Whenever a creature you control deals combat damage to a player, add that much {G}. Until end of turn, you don't lose this mana as steps and phases end.