Summum Aeterna

I spent several hours with Summum Aeterna before it finally stopped feeling like homework. That slow burn is worth flagging up front, because once the meta-progression gears start turning and the seed system opens up, there is a genuinely satisfying loop buried in here for anyone willing to excavate it. This is a 2D action roguelite set in the same dark-fantasy universe as the Metroidvania Aeterna Noctis, functioning as a kind of prequel to that game. The Metroidvania bones are gone, replaced by procedurally generated runs stitched together by the game's standout mechanic: seeds. Before each run you select a seed from your collected stock, and that seed determines the world you enter, including enemy behaviour, map scale, trap severity, and the special modifiers tied to its genes. Two seeds can be fused to combine their properties, mutated to reroll traits, or spent on permanent world upgrades. It is a genuinely inventive layer on top of the genre standard, and the risk-reward calculus of planting a carefully cultivated high-rarity seed only to die on the final boss has a peculiar sting to it that more conventional roguelites lack. The weapons are where moment-to-moment feel lives or dies. The sword can be thrown and recalled or used as a teleport anchor, which is the mechanical highlight of the kit. The scythe stacks damage-over-time debuffs that you can detonate all at once, a satisfying burst when it connects. Pistols exist for ranged pressure but their targeting has a slippery quality that erodes confidence. Movement covers double jump and dash, which handles the traversal well enough, though very early on the King of Darkness can feel heavy in a way that makes precision platforming mildly frustrating. That roughness mostly irons out once permanent upgrades accumulate. The currency situation is another story: six different resource types feeding six different vendors is a lot of information front-loaded onto a new player, and the game does a poor job of explaining which upgrade path matters first. Expect to feel a little lost for the first few hours before the hierarchy becomes intuitive. Visually, the hand-drawn style is the game's most persuasive argument. Environments shift between a Gothic castle aesthetic and brighter, almost impressionistic outdoor biomes, all rendered with the kind of painterly care that makes you pause in rooms you should probably be sprinting through. The soundtrack carries the same atmospheric weight as the original game, quietly doing its job of making the Aeterna universe feel lived-in and slightly melancholy. The story, however, is the weakest pillar. The King of Darkness is an archetype rather than a character, and the lore delivered between runs never escalates into anything that earns the player's emotional investment. For a game this mechanically busy, that is forgivable, but anyone coming for narrative texture will leave a little cold. The broader critical reception landed in a similar place: enthusiasts of the genre praised its customisation depth and visual craft, while more sceptical voices pointed to unoriginality in boss design and a gameplay loop that feels derivative of Dead Cells and Hollow Knight without meaningfully surpassing either. Steam player reviews sit at a healthy 85% positive, suggesting the audience that self-selects into this kind of demanding action roguelite is finding what they came for. Kai, Scout Team