Looking at Wario Land 4 sprites makes you realise how much work went into the game's graphics. Even the most basic 'ambience' enemy has like 16 frames of animation...
It's something we need to look into. The existing plugin seems to be incompatible with either a newer version of PHP or XenForo, so I'll need to upgrade it at some point. But given it's like, a hundred quid, that's not a top priority.