Some new additions to the Nintendo Switch Online Service have been announced. Coming for the Super Nintendo, the puzzle game starring HAL's pink marshmallow, Kirby's Star Stacker. The offerings for the NES, from the Kunioverse line of games comes Downtown Nekketsu March: Super-Awesome Field Day! and Joy Mech Fight. And finally for the Game Boy, it's Quest For Camelot.

These games are available for Nintendo Switch Online subscribers NOW.

Downtown Nekketsu March: Super-Awesome Field Day! (NES) - Making its way to the US for the first time, Downtown Nekketsu March: Super-Awesome Field Day is an action sports game from Technos Japan. 

Joy Mech Fight (NES) - An NES fighting game that originally came out for the Famicom, with the genre very new around this time, Joy Mech Fight is one of the early titles that breaks some new ground for the period. 

Quest For Camelot (Game Boy) - Released in 1998 for the Game Boy and based on the Warner Bros. animated film, defeat enemies and carry out quests throughout 60 levels. 

Kirby's Star Stacker (Super Nintendo) - A Super Famicom remake of the original Game Boy title, the goal of the game is to earn as many stars possible by matching pairs of blocks (also referred to as friends in-game) that fall from the top of the play area.