Not quite ten years, but I've been playing Dungeon Fighter Online for all six years (plus some change) of its re-launch and about nine months of its previous incarnation. why? Because name me another MMORPG where you can use freaking fighting game inputs to do your skills. Source: about 3 years ago

In Dungeon Fighter Online, there's an old-ish epic accessory set called Refined Otherverse Magic Stones, which gave pretty good damage for its time (level 85 cap) and a pretty nice cooldown reset effect. The problem with it is that one of the pieces of the set inflicted Confuse on you as long as it was equipped, flipping your controls around. People who wanted to use this set had to get used to that. It was... Source: about 3 years ago

Here's the nuclear throne product page where it has a link titled "offical wiki" so it seems like it is/was (nuclear-throne.wikia.com redirects to nuclear-throne.fandom.com since they're the same site now). Source: over 2 years ago

For me, one of the best roguelites is Nuclear Throne. They have permadeath, they have procedural levels, the have difficulty peaks but all is set correctly. All the progress come on the skills. We, as a player, sense that we are better and better to beat the game and reach the throne. Source: about 3 years ago