Description: Siege Up is a fast-paced cross-platform indie RTS with 26 offline missions, PvP/Co-op multiplayer via Internet or Wi-Fi, Level editor, castles, sieges and naval battles. Full-featured old-school fantasy RTS. No boosters. No timers. No pay-to-win. Battles 10-20 min. Campaign of 26 missions, online PvP and PvE.