Tregregaur, the Storm

+1: Create a 1/1 Colorless Thopter token, if you control 5 or more Thopters you may instead create X/X Artifact Creature where X is Artifacts you own
-X: Give target artifact creature you control -X/-X until end of turn, draw X cards.
-9: Draw a card for each Artifact you control. Until the end of the game you maximum hand size is increased by 1 for each Artifact you control.