The last ability you put on the stack will be the first one to resolve
Then it was about three years of iterating based on the different actions cards could inspire
Using either of these altars and one of the myriad cards, you can create creature tokens to attack, then, instead of sacrificing them at the end of the turn, you can sacrifice them for mana to play additional spells or activate Aggravated Assault to repeat the process
However, for collecting (or investing), we suggest going for special sets when they're at a good price
No, you can't pick up your seat and walk around to get a better discount
Skrelv can be tapped to give any creature you control toxic 1, unblockable, and hexproof from any one color until end of turn