2002 Japanese McDonalds Holo e-Card Charmander Charmander is one of those Pokmon everyone knows
It also works well in creature heavy decks where discarding a 2nd/3rd/4th copy of a creature is less vital than in a control oriented deck where there might be less redundancy
It has been featured in competitive play, particularly due to its access to the ability Contrary, which inverts stat changes

3 Uncommon cards 1 Wildcard of any rarity 1 Traditional foil card of any rarity 1 Rare or mythic rare card 1 Land card 1 Non-foil double-sided token Collector Boosters Magic: The Gathering | Star Trek Collector Booster Box Each Magic: The Gathering | Star Trek Collector Booster box includes 12 Collector Boosters, each of which contains the following: 15 Magic: The Gathering cards 5 Traditional foil common cards 3 Traditional foil uncommon cards 1 Foil uncommon or common card 1 Traditional foil basic land 1 Traditional foil rare or mythic rare card 1 Non-foil rare or mythic rare extended-art card 2 Rare or mythic rare Booster Fun cards 1 Foil rare or mythic rare Booster Fun card 1 Art card or traditional foil double-sided token Commander Decks Commander Deck Commander Deck Commander Deck Commander Deck Each Magic: The Gathering | Star Trek Commander deck includes the following: 1 Ready-to-play 100-card Commander deck 1 Traditional foil face commander with borderless art 99 Non-foil cards, including 32 new-to- Magic cards 10 Non-foil double-sided tokens 1 Reference card 1 Deck box Collector's Edition Commander Decks Collector's Edition Commander Deck Collector's Edition Commander Deck Collector's Edition Commander Deck Collector's Edition Commander Deck Each Magic: The Gathering | Star Trek Collector's Edition Commander deck includes the following: 1 Ready-to-play 100-card Commander deck 1 Surge foil face commander with borderless art 99 Surge foil cards, including 32 new-to- Magic cards 10 Surge foil double-sided tokens These tokens are surge foil on one side and non-foil on the other side

In any case where the Power of one Creature exceeds the Toughness of the other, the Creature is destroyed
But what if your duals were also indestructible