diff --git a/app/images/b3.svg b/app/images/b3.svg
new file mode 100644
index 000000000000..eb2c4dcfd9d2
--- /dev/null
+++ b/app/images/b3.svg
@@ -0,0 +1 @@
+<?xml version="1.0" encoding="UTF-8"?><svg id="uuid-51dde6c7-3093-4050-a3a9-b6336c7b3162" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><circle cx="500" cy="500" r="500" style="fill:#fff;"/><path d="M171.68,297.42h313c5.66,0,10.25,4.48,10.25,10.01v143.23c0,8.94-5.33,17.06-13.65,20.78l-39.42,17.67c-1.92.87-3.17,2.74-3.17,4.82s1.2,3.9,3.1,4.78l39.78,18.47c8.16,3.79,13.36,11.82,13.36,20.66v154.71c0,5.53-4.59,10.01-10.25,10.01H171.68c-16.12,0-29.18-12.75-29.18-28.5v-348.16c0-15.74,13.06-28.49,29.18-28.49ZM341.44,567.52c7.98,0,13.67-1.05,17.06-3.14,3.68-2.11,5.53-6,5.53-11.7v-.91c0-6-1.99-10.21-5.99-12.61-3.68-2.4-9.99-3.6-18.9-3.6h-58.35v31.96h60.66ZM338.69,458.12c14.14,0,21.21-4.96,21.21-14.86v-2.25c0-5.7-1.84-9.61-5.53-11.7-3.38-2.4-9.06-3.6-17.06-3.6h-56.51v32.41h57.9-.01ZM521.45,534.21h128.99c0,10.21,1.84,17.26,5.53,21.17,4,3.9,9.67,5.85,17.06,5.85,12.6,0,18.9-7.05,18.9-21.16,0-6.9-2.16-11.85-6.46-14.86-4-3-10.14-4.5-18.44-4.5h-70.99v-52.22l109.24-26.56h-183.83c-5.13,0-9.29-4.07-9.29-9.08v-127.84c0-4.18,3.48-7.58,7.77-7.58h302.4c16.12,0,29.18,12.75,29.18,28.49v102.17c0,11.54-8.12,21.58-19.61,24.26l-119.69,27.85,5.53.91h114.23c14.1,0,25.53,11.17,25.53,24.93v168.05c0,15.74-13.06,28.5-29.18,28.5h-308.4c-4.29,0-7.77-3.4-7.77-7.58v-151.71c0-5.01,4.16-9.08,9.29-9.08Z" style="fill:#3368ef;"/></svg>
\ No newline at end of file
diff --git a/shared/constants/network.ts b/shared/constants/network.ts
index 41f1d9fd0d95..b91c072f08c8 100644
--- a/shared/constants/network.ts
+++ b/shared/constants/network.ts
@@ -155,6 +155,8 @@ export const CHAIN_IDS = {
   ARBITRUM_SEPOLIA: '0x66eee',
   NEAR: '0x18d',
   NEAR_TESTNET: '0x18e',
+  B3: '0x208d',
+  B3_TESTNET: '0x7c9',
   GRAVITY_ALPHA_MAINNET: '0x659',
   GRAVITY_ALPHA_TESTNET_SEPOLIA: '0x34c1',
 } as const;
@@ -212,6 +214,8 @@ export const CHAINLIST_CHAIN_IDS_MAP = {
   ZORA_MAINNET: '0x76adf1',
   FILECOIN: '0x13a',
   NUMBERS: '0x290b',
+  B3: '0x208d',
+  B3_TESTNET: '0x7c9',
   APE: '0x8173',
   GRAVITY_ALPHA_MAINNET: '0x659',
   GRAVITY_ALPHA_TESTNET_SEPOLIA: '0x34c1',
@@ -465,6 +469,7 @@ export const NUMBERS_MAINNET_IMAGE_URL = './images/numbers-mainnet.svg';
 export const NUMBERS_TOKEN_IMAGE_URL = './images/numbers-token.png';
 export const SEI_IMAGE_URL = './images/sei.svg';
 export const NEAR_IMAGE_URL = './images/near.svg';
+export const B3_IMAGE_URL = './images/b3.svg';
 export const APE_IMAGE_URL = './images/ape.svg';
 export const GRAVITY_ALPHA_MAINNET_IMAGE_URL = './images/gravity.svg';
 export const GRAVITY_ALPHA_TESTNET_SEPOLIA_IMAGE_URL = './images/gravity.svg';
@@ -806,6 +811,8 @@ export const CHAIN_ID_TO_NETWORK_IMAGE_URL_MAP = {
   [CHAINLIST_CHAIN_IDS_MAP.BASE]: BASE_TOKEN_IMAGE_URL,
   [CHAINLIST_CHAIN_IDS_MAP.NUMBERS]: NUMBERS_MAINNET_IMAGE_URL,
   [CHAINLIST_CHAIN_IDS_MAP.SEI]: SEI_IMAGE_URL,
+  [CHAINLIST_CHAIN_IDS_MAP.B3]: B3_IMAGE_URL,
+  [CHAINLIST_CHAIN_IDS_MAP.B3_TESTNET]: B3_IMAGE_URL,
   [CHAINLIST_CHAIN_IDS_MAP.GRAVITY_ALPHA_MAINNET]:
     GRAVITY_ALPHA_MAINNET_IMAGE_URL,
   [CHAINLIST_CHAIN_IDS_MAP.GRAVITY_ALPHA_TESTNET_SEPOLIA]:
@@ -844,6 +851,8 @@ export const CHAIN_ID_TOKEN_IMAGE_MAP = {
   [CHAIN_IDS.MOONRIVER]: MOONRIVER_TOKEN_IMAGE_URL,
   [CHAIN_IDS.MOONBEAM]: MOONBEAM_TOKEN_IMAGE_URL,
   [CHAINLIST_CHAIN_IDS_MAP.IOTEX_MAINNET]: IOTEX_TOKEN_IMAGE_URL,
+  [CHAIN_IDS.B3]: B3_IMAGE_URL,
+  [CHAIN_IDS.B3_TESTNET]: B3_IMAGE_URL,
   [CHAINLIST_CHAIN_IDS_MAP.APE_MAINNET]: APE_TOKEN_IMAGE_URL,
   [CHAIN_IDS.GRAVITY_ALPHA_MAINNET]: GRAVITY_ALPHA_MAINNET_IMAGE_URL,
   [CHAIN_IDS.GRAVITY_ALPHA_TESTNET_SEPOLIA]: