The effect to mill four at the end step can be useful for getting Rats into your hand that got removed
And in formats where exiling multiple copies to get a free 9/9 is possible, I would definitely trade that for the instant speed on Grapple with the Past
The Black/Red/Green Graveyard Overdrive wants to stack the yard with plenty of valuable targets and then avenge the dead, while the Blue/Green Tricky Terrain does two very unsurprising things for its Mana combo - ramp lands and grow value
Time Master: Number 60: Dugares the Timeless's effect simulates temporal displacement, by giving the controller one of three effects (drawing cards, Summoning a monster, or doubling a monster's ATK) at the cost of skipping the corresponding phase in their next turn (Draw Phase, Main Phase 1, and Battle Phase respectively)
Sure, you'll have to wait four turns until you can start attacking with it if you cast it this way, but that isn't really a problem when you consider the amount of ramp you're getting from doing so