Partner (You can have two commanders if both have partner.) Legendary Creature - Human Rogue Color tag templates(None) Scion of Oona Flash Flying Other Faerie creatures you control get +1/+1
The most traditional or old school Rat that was known for doing this was Ravenous Rats
Oracle of Mul Daya 7.5 The big Explore
Before you start freaking out about a non-serialized card being found in 1 out of every 3,333 packs (a drop rate close to that of the serialized Human Sol Ring from LOTR) we need to keep in mind that the Japanese-language versions of cards show up in roughly a third of English (and other language) Collector Boosters, but thats the only language for the Japanese-language Collector Boosters
They are rare collectibles, which means there are not a lot of them for sale and people who crack them, expect to have hit the jackpot
You toss on counter on this when it deals damage, not two, but you can untap a land to make mana, force a target dork to not block, or toss a +1/+1 counter to perma-pump the equipped dork
