mtg creature copy cards Mimic Token You may have Clever Impersonator enter the battlefield as a copy of any nonland permanent on the battlefield. Clone MTG - Tenth Edition

If casting Armageddon demonstrates a lack of respect for other people's time, don't pretend it's not just as disrespectful to zone out when they're making their plays and force them to catch you up so you can counter something they played 2 spells ago

It is automatic when I see a card that would have once been good enough to think about it in the context of cube

This could be through dealing a certain amount of damage

Cascade specifically says that you may cast the card you cascade into

In this case you are playing a card and discarding a card to draw 2 cards which is a net of 0

It's convenient that Excruciator removes most of the downside of using Wishclaw Talisman simply because it removes most of their library so your opponent's ability to tutor after you use it is severely limited (especially because taking a card out of their library takes away a turn they normally get if you combo with Restless Reef)