The boiling clouds of an approaching thunderstorm hold terror for any AUTOBOT caught in the open. SKYHAMMER manipulates the weather to generate ferocious winds, torrential rains and destructive blasts of lightning. As soon as his enemies are disoriented by the pounding storm, he descends from the clouds, smashing into opponents like a hammer.Power up for the ultimate robot battles! Your SKYHAMMER figure is already a virtually unstoppable opponent in his vehicle and robot modes. But his strength gets doubled when you factor in your AIRLIFT figure and his four modes! Convert this MINI-CON ally figure to weapon accessories for him when hes in fighter jet vehicle mode or Commander mode. Then, convert your AIRLIFT figure into an armor accessory for your SKYHAMMER figures Power Up Mode! And the action doesnt stop there. With this Power Core interchangeable robot combination system, MINI-CON figures and drone vehicles (sold separately) can attach to power up any Commander figure. Collect more packs and you can create tons of unique and fierce robot battler figure combinations!