Games like Areena 5

If you finished Areena 5, the closest matches are Coloball 2002, Elthlead Senshi, Spellcross: The Last Battle, Warlords of Aternum and Nobunaga's Ambition: Taishi with Power-Up Kit. All 8 share its turn-based strategy (tbs) genre and are ranked by how closely their themes and modes overlap.