BUILD THE ULTIMATE BEAST ALLIANCE: classic Transformers robots and beast robots join forces in an epic alliance! Combine Beast Alliance robot toys with beast weapon figures to gear up for battle (each sold separately, subject to availability)BEAST COMBINER 2-PACK: Beast Combiner 2-Packs come with 2 Beast Alliance figures: 12.5-cm Battle Changer and 17.5-cm beast armour toys. Convert Skullcruncher figure to armour mode and attach to armour up the Optimus Primal action figure2 MODES: the Transformers Optimus Primal action figure converts from robot to gorilla mode in 7 steps. The Skullcruncher figure converts from crocodile to armour mode and attaches to Optimus Primal figure in 6 steps