These are a little less efficient, are in unique colors, or have upside
Experimental Synthesizer A 1-mana artifact that pulls two cards from your library and creates a 2/2 token by the time it leaves the field is amazing value in Pauper
Stuck hasnt been bad by any means, and it can answer a lot of strong rares that depend on attacking (i.e., Lightning, Army of One)
a multiplayer strategy that attempts to maintain balance by supporting players at a disadvantage and punishing more advantaged players, so that parity is frequently more important than victory
Although this is a combo archeype it is not a win on the spot kind so cards like Pact of Nagation (3.5) are fairly useless
As well as representation for the likes of Ducktails, 101 Dalmatians, Peter Pan and Atlantis, Into the Inklands also switched up the game by introducing an entirely new card type: locations