Gavin, Prince of Kingsland

If Katie, Princess of Kingsland, and Gavin,
Prince of Kingsland are both on the battlefield,
give all friendly minions +5/+5. This can only be applied once.
{5}{w}{w}{w} Permanently give all friendly minions
+5/+1. This stacks with other buffs and can only
be used once per game.
{t} Give all friendly minions +2/+1 until end of
turn.