Sand Castle

When a spell or ability an opponent controls
causes you to discard Sand Castle put it onto the
Battlefield with a +1/+1 counter on it instead.
• Defender, Vulnerable to Blue (If dealt damage
by a Blue source or targeted by a Blue spell, destroy
this creature)
{1}: Sand Castle gets +2/+0 until end of turn.
{1}: Sand Castle gets +0/+2 until end of turn.
{3} Sand Castle deals 2 damage to target creature
without flying that's attacking you.