Fountain of Youth

Fountain of Youth enters the battlefield tapped.
{w},{t} - Create a Mermaid's Tear Token
{3}{w},{t} - Sacrifice a creature and a Mermaid's
Tear: Choose a creature. Exile its modifiers. It
gets indestructible, lifelink, and hexproof until
end of turn. It gets 4 +1/+1 counters.