Abe, \"Stitch Lips

{G}, {T}: Amass Bird Druids 1 {U}, {T}: Gain control of target creature with power 2 or less until end of turn. This ability triggers only once per turn. At the beginning of your end step, if you control 10 Bird Druid creatures with power 5 or greater, exile Abe, then return him to the battlefield transformed under his owner’s control.