Wellfall
Wellfallを無料でオンラインプレイ。ダウンロードも登録も不要です。 Hold a small asteroid against alien swarms as a lone soldier. Drop gravity wells that drag the whole swarm into one slow, tight pile, then blast it with your blaster and the burst when the well collapses. Pick an upgrade after every level. Free to play in your browser, no download.