diff --git a/core/plugins.vim b/core/plugins.vim
index a4f81db..70bdcb0 100644
--- a/core/plugins.vim
+++ b/core/plugins.vim
@@ -93,6 +93,8 @@ Plug 'joshdick/onedark.vim'
 Plug 'KeitaNakamura/neodark.vim'
 Plug 'jsit/toast.vim'
 Plug 'humanoid-colors/vim-humanoid-colorscheme'
+Plug 'sainnhe/edge'
+Plug 'sainnhe/sonokai'
 
 if !exists('g:started_by_firenvim')
   " colorful status line and theme
diff --git a/core/ui.vim b/core/ui.vim
index 0e1dfe0..5bc7e8e 100644
--- a/core/ui.vim
+++ b/core/ui.vim
@@ -71,8 +71,24 @@ function! s:my_theme_dict.humanoid() dict abort
   colorscheme humanoid
 endfunction
 
+function! s:my_theme_dict.edge() dict abort
+  if !utils#HasColorscheme('edge') | return | endif
+
+  let g:edge_enable_italic = 1
+  let g:edge_better_performance = 1
+  colorscheme edge
+endfunction
+
+function! s:my_theme_dict.sonokai() dict abort
+  if !utils#HasColorscheme('sonokai') | return | endif
+
+  let g:sonokai_enable_italic = 1
+  let g:sonokai_better_performance = 1
+  colorscheme sonokai
+endfunction
+
 let s:candidate_theme = ['gruvbox8', 'srcery', 'deus', 'solarized8',
-      \ 'onedark',  'neodark', 'toast', 'humanoid']
+      \ 'onedark',  'neodark', 'toast', 'humanoid', 'edge', 'sonokai']
 let s:idx = utils#RandInt(0, len(s:candidate_theme)-1)
 let s:theme = s:candidate_theme[s:idx]