James, A Christmas Crackhead

Whenever this creature or any other creature enters the battlefield Pay {x}, choose X of the following (you can chose one of the following as many times as permitted by X) —
• Creatures you control gets haste, trample and hex-proof
• You get 3 mana of any color into your mana pool
• Pay {x} , return a card from exile, out of the game, or in a graveyard to your hand (X is the converted mana cost of this card)
{bull} Target Creature with Defender can attack forever as if it didn't