All your damage, whether from combat or not, will resolve, and then a separate trigger will occur for each Sliver, gaining life equal to the damage that was dealt
I think that you probably need burst mana from things like Mishra's Workshop before you want to include this in your deck but as I haven't tested it I cannot be totally sure
Lastly, it places the card on top of your library, which, under certain scenarios, can actually be the preferred place to put a notable combo piece
Cid, Timeless Artificer Series: From Final Fantasy II and later (FF1 Cid is a retcon) Spoiler Level: N/A Even at a glance, you probably already have an idea why I saved this for last
At one time, there were two separate ban lists, one that tracked cards that were banned from the Commander format in general, and another listing specific creatures that were banned as a commander but ones you could still play in your 99