Can you mutate onto a changeling?

No, because it’s a human. You might notice that every human in Ikoria has a second creature type. “having one non-human type” wouldn’t be much of a restriction.

Can I mutate onto Progenitus?

Im pretty sure you can’t mutate a coloured creature onto Progenitus, as the card has to target Porgenitus. This is in the rules text and the reminder text: 702.139a Mutate appears on some creature cards. It represents a static ability that functions while the spell with mutate is on the stack.

Can you mutate onto a god?

A: Nope; mutating doesn’t create an attachment, it’s just merging two cards into one. The resulting permanent just stops being a creature. This means, for example, that if you merge a creature on top of Thassa, you can get a permanent with no card types!

What happens if you mutate onto a god?

If you mutated a creature on top of the god it would be a permanent with no types. The cards stay attached.

How do you counter mutate?

The only ways to interact with a mutate creature with hexproof is non-targeting removal (boardwipes), good ol’ counterspells, and whatever spells counter triggered abilities, I guess. Liliana is a good board control tool against hexproof mutate stacks. Normal creature counterspells like Essence Scatter help too.

Does mutate count as devotion?

The mutated creature is the card on top with abilties from the bottom. Bottom cards don’t contribute any devotion.

Can you mutate with Illuna?

No you can’t. Put on the battlefield means just placing there, you can mutate the Card only if the mutate costs have been payed to cast the spell.

Can you mutate a vehicle MTG?

if you put it under the vehicle, the vehicle will have its crewed characteristics, plus the abilities of the mutation and be an artifact creature with the vehicle P/T for this turn, but once the crew effect ends it’ll become a noncreature artifact with the vehicle characteristics, plus the mutation abilities.

Is mutate casting a creature spell?

When you use mutate, the spell you’re casting is still the original creature spell in every way. It is still a creature spell, of that name, with the CMC of the original card (not the mutate cost). You will draw a card off Beast Whisperer for it, for example.