According to 712.4b of the Comprehensive Rules: Normally, a transforming double-faced spell has its front face up while on the stack and has only the characteristics of its front face
And that means that there's 64 different ways in which you can cast Cleave Blow, depending on how many times it's multicleaved and which bits of text you choose to ignore
Just imagine that every graveyard in the game is now yours
For that reason, Cathar Commando will always be my number one baddie for dealing with disenchantable permanents
And just like Birgi, Electro rewards you for casting spells by generating mana, turning every spell into a stepping stone toward something bigger
However, if you Torrential Gearhulk on turn 6, on your opponents end step, you then get to untap with a Gearhulk and a full hand (plus an eighth card for the turn)