Copying these from the linked post then, so we can discuss.
Altar - $6
Trash a card from your hand, gain a card costing up to $5
Band of Misfits - $5
Play this as if it were an Action card in the Supply costing less than it that you choose. This is that card until it leaves play.
Bandit Camp - $5
it's a village that gives you a spoils when you play it
Scavenger - $4
+$2
you may put your deck in your discard pile, look through your discard pile and put one card on top of your deck
Ironmonger - $4
+1 card +1 action
reveal the top card of your deck, you may discard it if it is an (action, treasure, victory) +1 action, +1$, +1card
Armory - $4
gain a card costing up to $4, place it on your deck
Procession- $4
Choose a card from your hand, play it twice, trash it, gain an Action card costing exactly $1 more.
Fortress - $4
+2 actions, +1 card
when trashed, return this card to your hand
? - $5
Choose 1 (discard 2 cards, return a card to the top of your deck, gain a copper)
Choose 1 (+$3, trash your hand, Gain a Duchy)
Edit: Keeping up to date with comments below. Will fill in with more/better info if possible.