More Than Meets the Eye 3U (You may cast this card converted for 3U.)

Flying

Remove one or more +1/+1 counters from among artifacts you control: Target player adds that much. This mana can't be spent to cast nonartifact spells. Convert Jetfire.
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Jetfire, Air Guardian

Living metal (As long as it's your turn, this Vehicle is also a creature.)

Flying

UUU: Convert Jetfire, then adapt 3. (If it has no +1/+1 counters on it, put three +1/+1 counters on it.)