Pokemon Legends: Z-A Isn’t the First Pokemon Game With Bad Mega Evolutions
Certain Mega Evolutions are consistently popular with players and see frequent use in games whenever they appear. Others remain less popular and don’t have a strong following, but Mega Charizard X and Y, for example, always generate a lot of discussion. While not all of the new Mega Evolutions in Pokemon Legends: Z-A are hits, that’s always been true – some Mega Evolutions are more like fun ideas than universally beloved designs.
![Attention mechanisms are being refined to address the escalating costs of key-value (KV) caching-Multi-Head Attention’s independent projections ([latex]2LHd_h[/latex]) give way to compression in Multi-Latent Attention ([latex]Ld_c[/latex], where [latex]d_c \ll d[/latex]), then to shared projections in Multi-Query and Grouped-Query Attention, culminating in a novel Low-Rank KV approach that-by maintaining full-rank projections alongside low-rank residual updates ([latex]2L(d_h + Hr)[/latex])-achieves a balance between head diversity and caching efficiency comparable to Multi-Latent Attention.](https://arxiv.org/html/2601.11471v1/figures/LowRankKVCache.png)
