If we look at it that way, we can think of this as extra copies of those cards, which allows us to play more aggressively, as we can grab these cards again should our main attacker get KOd
It's possible to use him to shoot down creature decks, or players can use his Hadoken to be more aggressive by effectively doubling his damage each turn
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Crew 1 (Tap any number of creatures you control with total power 1 or more: This Vehicle becomes an artifact creature until end of turn.) Zoyowa Lava-Tongue One black, one red, Legendary Creature - Goblin Warlock - 2/2 - Uncommon Deathtouch At the beginning of your end step, if you descended this turn, each opponent may discard a card or sacrifice a permanent
This incarnation of Elspeth has dominated a lot of formats, either as a midrange threat or control win condition, and its easily capable of winning a game all by itself
If the copied permanent is copying something else, then the token enters as whatever that permanent copied