Exiling a permanent and turning into an indestructible god that distributes counters and draws more cards is well, ridiculous
Estimated value: $2,400 - $3,200 It combines island and plains terrain, thus applying to spells affected by either
Do they let you draw a card or do they mill themselves equal to the number of counters on it and risk losing life equal to the total mana value of those cards
An entire genre of Archetype on Commander is called "Wheels." This is on the Reserve List so it's pricey, but it's still massively popular
That being said, there are definitely some situations where you just have to drop a Flare defensively to stay alive especially to take out an enemy Narset, Parter of Veils
Even if youre not giving it a lot of keywords, you can still use Indominus Rex to cycle weaker creatures that you drew past their window of relevance, like a topdecked Llanowar Elves or a maindeck Reclamation Sage that doesnt have any targets