World prompt Create an ice mechanical city God-view forest Side-scroll chase Vertical ice tower Top-down desert Memory door puzzle Dream zoo rescue Lumi is ready to explore. Your companion will remember this world after you play. Creator controls Shape the game before generating Pick a playable format, goal, and difficulty so the engine builds a different kind of game, not just a different backdrop. Game Type Auto from prompt Side-scroll route God-view collector Vertical climb Survival arena Key-door puzzle Objective Auto objective Score run Collect rewards Survive waves Reach checkpoint Open memory door Difficulty Intent Balanced Gentle first game Fast arcade Tricky route Dangerous survival Choose a recipe or leave Auto on and let the prompt decide. Generation Mode Fast Local AI Assisted Preview Scene Mode Runner Collector Survival Lite Public world Memory+ unlocks deeper companion memories after your first journey. Generate World Your world is ready. Your world is ready. Lumi can enter this world and remember the journey. Play this world with Lumi Save World Copy Short Link Memory+ can keep deeper memories later. View Membership Creator Preview Editor Tune the playable map Playtest View Mode Side-scroll route God-view arena Vertical climb Difficulty Gentle Balanced Fast Tricky Dangerous Goal Type Score target Collect target Survive target Goal Target Add Reward Add Hazard Add Checkpoint Apply Changes Play Latest World with Lumi Copy JSON Copy Share Link Copy World Code Import World Code Reset Prompt World code Load World Code Back to Pet Home World Feed Explore