Artanis, Hierarch of Daelaam

[Artanis is always goaded.]
{4}: Until end of turn, remove the text in square brackets. Any player may activate this ability.
3 XP: Double strike
7 XP: If Artanis takes lethal damage, instead he
gets +0/+2 until end of turn. This ability only triggers once each turn.
10 XP: {3}{u}{u}, {t}: Until the beginning of your
next upkeep, exchange control of Artanis and
another target creature. They each gain haste
until the beginning of your next upkeep.