Look behind you. That's the holiday sale season receding into the background. Did you stock up on new games to (maybe) try out? January is usually a slow time for sales, but we've scrounged up some worthwhile contenders for your discount-gaming buck.
Doom & Destiny (iOS Universal): $.99 and*Doom & Destiny Advanced (iOS Universal): $.99
The Doom & Destiny games are 8-bit RPGs that focus on four nerdy friends who are drawn into a fantasy world and mistaken for powerful heroes. It's not an original concept but both games are well reviewed and just a buck.*

OTTTD: Over The Top Tower Defense (iOS Universal and Android): $.99/$2.09
Here's a sci-fi, action-RPG oriented, tower-defense title for those who like the genre. It's just under a buck on iOS and $2.09 on Android.*