diff --git a/Ports/powdertoy/.gitignore b/Ports/powdertoy/.gitignore
new file mode 100644
index 0000000000..37d9917f4b
--- /dev/null
+++ b/Ports/powdertoy/.gitignore
@@ -0,0 +1,2 @@
+!cross_file-i686.txt
+!cross_file-x86_64.txt
diff --git a/Ports/powdertoy/cross_file-i686.txt b/Ports/powdertoy/cross_file-i686.txt
new file mode 100644
index 0000000000..5fb0a1fe2a
--- /dev/null
+++ b/Ports/powdertoy/cross_file-i686.txt
@@ -0,0 +1,16 @@
+[binaries]
+c = 'i686-pc-serenity-gcc'
+cpp = 'i686-pc-serenity-g++'
+ar = 'i686-pc-serenity-ar'
+ranlib = 'i686-pc-serenity-ranlib'
+pkgconfig = 'pkg-config'
+
+[properties]
+sys_root = '../../../../Build/i686/Root'
+needs_exe_wrapper = true
+
+[host_machine]
+system = 'serenity'
+cpu_family = 'x86'
+cpu = 'i686'
+endian = 'little'
diff --git a/Ports/powdertoy/cross_file-x86_64.txt b/Ports/powdertoy/cross_file-x86_64.txt
new file mode 100644
index 0000000000..dc11c6ba1a
--- /dev/null
+++ b/Ports/powdertoy/cross_file-x86_64.txt
@@ -0,0 +1,16 @@
+[binaries]
+c = 'x86_64-pc-serenity-gcc'
+cpp = 'x86_64-pc-serenity-g++'
+ar = 'x86_64-pc-serenity-ar'
+ranlib = 'x86_64-pc-serenity-ranlib'
+pkgconfig = 'pkg-config'
+
+[properties]
+sys_root = '../../../../Build/x86_64/Root'
+needs_exe_wrapper = true
+
+[host_machine]
+system = 'serenity'
+cpu_family = 'x86'
+cpu = 'x86_64'
+endian = 'little'