v 0.4.0 changelog

------- Changelog version 0.4.0 ------- 

⦁ Added new enemy spawner. Now it has variable groups of enemies with changing intensity. Also, now it has events of one-time attacks by enemy hordes.

⦁ Added areas where you shouldn't go but sometimes have to. When you come close it spawns enemies that guard that place. Now it is crypt and graveyard on the second level.

⦁ Added 4 new enemies: ice skull, ghost, rotten half-boss skull variant on third level, mystic man.

⦁ Added soft-timer of game round. When you reach this time point new tough enemies will come and get you. This new enemies called "Mystic people".

⦁ Mystic man – new enemy, which comes at the end of the round if he didn't complete all relics task. He is immune to "kill all" item, he is hard to knock back and they move fast.

⦁ Added realtime round statistics. It shows round time and enemies killed count.

⦁ Player health now can be seen with more ease.

⦁ Finally player continious damage system works well and has visual effects.

⦁ Item "kill all" improved. Now it kills all common enemies, but doesn't take effect on half-bosses and mystic people.