Doubling Season: Battlebond Tribal except they're 3/3 Dragon creatures

except they're 3/3 Dragon creatures in addition to their other types

each defending player chooses any number of creatures they control and divides them into a number of piles equal to the number of attacking creatures for whom that player is the defending player

Scion of the Ur-Dragon becomes a copy of that card until end of turn

[+1]: You gain 2 life

Doubling Season: Battlebond Tribal except they're 3/3 Dragon creaturesIf an effect would create one or more tokens under your control, it creates twice that many of those tokens instead. If an effect would put one or more counters on a permanent you control, it puts twice that many of those counters on that permanent instead.